*{
    margin: 0;
    padding: 0;
}
div{
    box-sizing: border-box;
}
li{
    list-style: none;
}
a{
    text-decoration: none;
}
body,html{
    font-size: 12px;
    font-family: "宋体";
}
h1,h2,h3,h4,h5,h6,i,b,em,strong{
    font-weight: normal;
    font-style: normal;
}
img{
    border: none;
    vertical-align: top;
}
button{
    border: none;
}
input{
    outline: none;
}